High-grade AV Block aka Advanced AV Block • During sinus rhythm, when 2 or more P waves are not conducted the term given is advanced or high-grade AV block. • The QRS may be wide or narrow. • This is a clinically concerning variant of Mobitz II and often implies advanced conduction disease and may progress to complete heart block. #Highgrade #AVBlock #Advanced #diagnosis #cardiology #ecg #ekg #electrocardiogram
